<template>
  <div>
  <p>email: 454505145@qq.com</p>
  <button @click="handelClick">点击</button>
  </div>
</template>

<script>
export default {
methods:{
  handelClick(){
   this.$bus.$emit('on-click','hello')
  }
}
}
</script>

<style>

</style>